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From Section 9 of the Rhode Island Commercial Driver License Manual

Rhode Island CDL Hazardous Materials Practice Test

Who takes it: every CDL class (A, B and C), for the H endorsement.

Hauling placarded hazardous materials. 30 questions, 24 right to pass (80%).

Study mode

Practice Hazardous Materials

  • 10questions a round
  • 2manual sections
Exam mode

Take the Hazardous Materials test

  • 30questions
  • 24correct to pass
  • –no test taken yet
Section 9 · p. 100–120 of the Rhode Island Commercial Driver License Manual (September 2025), opens in a new tab

A Hazardous Materials question to try

You're placarding a load and have a stack of 8-inch placards. Under Rhode Island's manual, can you use them?

Tap an answer to see if you’re right, and the page

Where it is in the Rhode Island Commercial Driver License Manual

Your score on each part fills in as you study.

  • Manual section 9 · 2 topics
  • Hazardous materials: rules, papers, placards and loadingNot practiced yetp. 100 to 112
  • Hazardous materials: driving, emergencies and termsNot practiced yetp. 113 to 120

Rhode Island answers about this test

CDL Hazmat Test guide29 rules, with the pages in each state's manual

Practice material, not the official test: check every answer in your state's current handbook. Disclaimer · How the rounds work · DMV

All Rhode Island CDL tests